If a Circular Arc of the Length S = 13

question 24

Multiple Choice

If a circular arc of the length s = 13.5 cm subtends the central angle = 3 on a circle, find the radius of the circle.

• A)4.5 cm
• B)5.5 cm
• C)6 cm
• D)40.5 cm
• E)5 cm

---

Definitions:

Great Arteries

The major arteries, such as the aorta and pulmonary artery, that carry blood away from the heart to the body or lungs.

Cardiac Cycle

The sequence of events in the heart from the beginning of one heartbeat to the beginning of the next, including systole (contraction) and diastole (relaxation).

Ventricles

Lower chambers of the heart that receive blood from the atria and pump it to the lungs and the rest of the body.

Great Arteries

Major arteries that carry blood away from the heart to various parts of the body, notably the aorta and the pulmonary arteries.